Definition of efficiency in English:

efficiency

noun

mass noun
  • 1The state or quality of being efficient.

    ‘greater energy efficiency’
    • ‘The regulator also said the company needed to focus on improving efficiency and quality of its service.’
    • ‘The harbor has been working to improve service quality and operational efficiency.’
    • ‘The recuperator recovers energy from the exhaust gases to increase fuel efficiency.’
    • ‘The plan mostly includes the increase of energy efficiency and cuts in the amount of energy we use.’
    • ‘They are clamouring for ways to increase efficiency without taking any risks with the quality of the food.’
    • ‘Many options that improve energy efficiency are available.’
    • ‘The initial goal of the reformers was to achieve greater economic efficiency through the rapid privatization of all state-owned assets.’
    • ‘The nation's translation industry is often criticized for its poor quality and lack of efficiency.’
    • ‘Like any factory if the working environment isn't ideal productivity and efficiency will suffer.’
    • ‘As the amount of glass used in a house increases, the energy efficiency usually decreases.’
    • ‘There is no guarantee that financial liberalization will enhance economic efficiency, nor that privatization will guarantee competition.’
    • ‘Too much pressure is detrimental to our effectiveness, productivity and efficiency.’
    • ‘Many laboratories have been quite successful in examining the efficiency of their operations.’
    • ‘Sri Lanka has identified health as an area where information technology should be used to boost efficiency and service quality.’
    • ‘Increased productivity and efficiency in business today depend on the appliance of science.’
    • ‘For us, it is important to increase efficiency, effectiveness and transparency in budgeting.’
    • ‘He spends most of his time assessing quality and efficiency at the plant.’
    • ‘The announcement, accompanied by proposals to achieve greater energy efficiency, has delighted environmental campaigners.’
    • ‘As a consequence, the Senate began to act with new efficiency and effectiveness.’
    • ‘We will also try to boost operational efficiency to offset a possible decline in our profitability.’
    organization, order, orderliness, planning, regulation, logicality, coherence, productivity, effectiveness, cost-effectiveness
    competence, capability, ability, proficiency, adeptness, deftness, expertise, professionalism, skilfulness, skill, effectiveness, productivity, organization
    View synonyms
    1. 1.1count noun An action designed to achieve efficiency.
      ‘the reforms will lead to efficiencies and savings’
      • ‘In terms of the market, the company and its growers must look to all their operations to achieve further efficiencies.’
      • ‘When mergers do occur, rationalization of assets based on your plan of action is a key step in achieving overall efficiencies.’
      • ‘Dr O'Donovan said he feared that the scale of cuts proposed could not be achieved through efficiencies and financial juggling alone.’
      • ‘The following day's headlines focused on McConnell's comments on achieving greater efficiencies in the public sector.’
      • ‘The more we rely on markets to achieve efficiencies, the more we need transparent reporting.’
      • ‘Scottish Water has begun making some of the tough decisions to achieve the efficiencies the Water Industry Commissioner requested.’
      • ‘He remains committed to improving efficiencies to deliver strong profit growth.’
      • ‘What's more, an operation will see the elimination of waste because of the efficiencies achieved.’
      • ‘He said it would further the rationalisation of the dairy processing industry in Ireland and lead to cost savings through greater efficiencies.’
      • ‘With costs of production increasing and pressure on milk prices, improving efficiencies and controlling costs are all important.’
      • ‘It has continued its growth, improved its efficiencies, struck huge outsourcing deals and kept its place around the top of the corporate finance league tables.’
      • ‘It also pledged an extra 1.5% in both years if the company met targets on punctuality and achieved cost efficiencies.’
      • ‘The group has changed its name in an effort to boost business by improving services and increasing operational efficiencies.’
      • ‘Environmental management can achieve efficiencies in how we operate at a business level, with resulting bottom line benefits.’
      • ‘Some projects which were funded simply achieved budgetary efficiencies, he said, and did not require as much money as had been first thought.’
      • ‘Hargreaves says there are new ways of delivering water and sewerage services to increase efficiencies.’
      • ‘Farmers will play their part and continue improving their efficiencies, and grow their enterprise to the extent that they can.’
      • ‘The government and business must press ahead with full-scale corporate restructuring if greater efficiencies are to be achieved.’
      • ‘Mr Prendergast said a constant and ongoing review is in place at Lakeland to identify where further operating efficiencies can be achieved.’
      • ‘Achieving greater operating efficiencies is one way to counteract this problem.’
    2. 1.2technical count noun The ratio of the useful work performed by a machine or in a process to the total energy expended or heat taken in.
      ‘the boiler has an efficiency of 45 per cent’
      • ‘It is true that the fuel cells themselves have very low emissions and efficiencies up to 55 percent.’
      • ‘Chiller energy efficiencies have steadily climbed over the past years.’
      • ‘Compare the energy efficiencies and operating costs of competing models.’
      • ‘They emit no pollutants and have impressive energy efficiencies.’
      • ‘They appeal because of the very high energy efficiencies they offer and the lack of environmental impact.’

Origin

Late 16th century (in the sense ‘the fact of being an efficient cause’): from Latin efficientia, from efficere ‘accomplish’ (see effect).

Pronunciation

efficiency

/ɪˈfɪʃ(ə)nsi/